Owor, F. (2015). Application of Geographic Information System to Solidwaste Management in Port Harcourt City.
Čikaški stil citiranja (17. izdanje)Owor, Florence. Application of Geographic Information System to Solidwaste Management in Port Harcourt City. 2015.
MLA način citiranja (9. izdanje)Owor, Florence. Application of Geographic Information System to Solidwaste Management in Port Harcourt City. 2015.
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